120958 — GEAR,SPUR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

120958: GEAR,SPUR.

The GEAR,SPUR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_style: WEBBED, SOLID, bore_style: PLAIN BOTH ENDS, tooth_form: STANDARD, pitch_diameter: 4.6670 INCHES NOMINAL IN, pressure_angle: 20.0000 DEGREES. This part is cataloged in the U.S.

Government catalog under NSN 3020-00-239-0312, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

120958

NSN: 3020-00-239-0312
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)

SPECIFICATIONS

material	STEEL OVERALL
body_style	WEBBED, SOLID
bore_style	PLAIN BOTH ENDS
tooth_form	STANDARD
pitch_diameter	4.6670 INCHES NOMINAL IN
pressure_angle	20.0000 DEGREES
teeth_quantity	28
hardness_rating	34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
style_designator	PROTRUDING HUBS
face_nominal_width	1.0000 INCHES IN
hub_nominal_diameter	2.1250 INCHES BOTH ENDS IN
hub_style_designator	PLAIN BOTH ENDS
NSN	3020-00-239-0312

COMPONENT DIAGRAM

KEY FEATURES

•

BORE NOMINAL DIAMETER: 1.4377 INCHES BOTH ENDS IN

•

HUB NOMINAL DIAMETER: 2.1250 INCHES BOTH ENDS IN

•

TEETH QUANTITY: 28

•

BODY STYLE: WEBBED, SOLID

•

BORE STYLE: PLAIN BOTH ENDS

•

NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END: 0.7473 INCHES BOTH ENDS IN

•

PRECISION CLASSIFICATION: QUALITY NUMBER 12

•

HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL

TECHNICAL CHARACTERISTICS

BORE NOMINAL DIAMETER	1.4377 INCHES BOTH ENDS IN
HUB NOMINAL DIAMETER	2.1250 INCHES BOTH ENDS IN
TEETH QUANTITY	28
BODY STYLE	WEBBED, SOLID
BORE STYLE	PLAIN BOTH ENDS
NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END	0.7473 INCHES BOTH ENDS IN
PRECISION CLASSIFICATION	QUALITY NUMBER 12
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATOR	PROTRUDING HUBS
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-890,ALLOY NO 2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL

OTHER ITEMS IN FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3020-00-000-0091 3020-00-001-0027 3020-00-001-0028 3020-00-001-0063 3020-00-001-0064 3020-00-001-0066 3020-00-001-0071 3020-00-001-0072

SUBSTITUTES & CROSS-REFERENCES 2

3004107PC59Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

CR122664PC59Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

Ready to buy 120958?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is 120958?

120958 is a GEAR,SPUR.

What parts can replace 120958?

There are 2 known substitutes for 120958: 3004107PC59, CR122664PC59. Substitute compatibility should be verified for your specific system.

What is the NSN for 120958?

120958 is cataloged in the U.S. Government catalog under NSN 3020-00-239-0312. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

120958 — GEAR,SPUR

Request a Quote — 120958